Mercedes S-Class W-220

since 1998 release

Repair and operation of the car


Mercedes W220
+ Mercedes-Benz cars of the class S (W220)
+ Operation manual
+ Routine maintenance
+ Engine
+ Cooling system and heating
+ Power supply system and release
+ Engine electric equipment
+ Automatic transmission
+ Power shafts
+ Brake system
- Suspension bracket and steering
   Security measures
   + Forward suspension bracket
   + Back suspension bracket
   - Steering
      The angles of installation of wheels of the car - the general information
      Conditions of check of angles of installation of wheels
      Adjustment of forward wheels
      Adjustment of back wheels
      Check of clearance of a body of the car
      Removal and installation of the steering mechanism
      Pump of the amplifier of steering
      Dismantling and assembly of the pump of the amplifier of steering
      Dismantling and assembly of an electronic and adjustable steering column
      Removal and installation of the lower steering shaft
      Removal and installation of the drive for telescopic adjustment of a steering column
      Removal and installation of an emphasis of a pipe
      Dismantling and assembly of an internal pipe
      Installation of the top arm of fastening of a pipe
      Removal and installation of the blocking cylinder
      Contact spring
+ Body
+ Onboard electric equipment
+ Schemes of electric equipment



Dismantling and assembly of an electronic and adjustable steering column

Dismantling and assembly of an electronic and adjustable steering column


Elements of adjustment of a steering column

60 — the Electric motor of adjustment of height with a reducer
60e — the Connecting part
61 — the Holder of a cable
62 — Draft
62a — the Nut
70g — the Top shaft of the steering mechanism
70h — the Arm
71 — the Block of a steering column
71e — the Arm
75b — the Sealing ring
77 — the Ram
78a — the External sliding ring
78b — the Internal sliding ring

79a — the Sealing ring
80a — Nizhny Novgorod a shaft of the steering mechanism
85a — the Rubber cover
85c — the Protective cover
87 — the Support
96 — the Nut, 100 Nanometers
96a — the Blocking plate
M20m1 — the Electric motor of longitudinal adjustment
M20m2 — the Electric motor of adjustment of height
M20x1 — the Socket of the electric motor of longitudinal adjustment
M20x2 — the Socket of the electric motor of adjustment of height


The motor of shift of the steering column M20 (on a steering column)

The motor of adjustment of the telescopic steering column M20m1 (on a steering column)


Dismantling

 PERFORMANCE ORDER

1. Remove a steering column.
2. Remove an epiploon 71s from the lower part of a steering shaft.
3. Disconnect the lower steering shaft 80a.


Check

 PERFORMANCE ORDER

1. Check a cross beating of the lower steering shaft 80a.
2. Remove the lower arm 82.
3. Install height regulator in average situation.
4. Remove the drive of adjustment of an inclination of a steering column (top / down) M20m2
5. Remove the telescopic drive of adjustment (in/outside of) M20m1.
6. Remove an emphasis of a steering column 83.
7. Remove an arm 85.
8. Turn off a bolt of the 86th fastening of a cover and take an internal pipe from an external pipe down.
9. Sort an internal pipe.


Assembly

 PERFORMANCE ORDER

1. Collect an internal pipe.
2. Grease an internal pipe 81b and insert it from below into an external pipe.
3. Turn in directing a bolt 86, having combined a groove on an internal pipe 81b with a bolt.
4. Install the telescopic drive of adjustment (in/outside of) M20m1.
5. Further assembly is carried out as it should be, the return to removal.
The most admissible beating of the lower steering shaft: 2.0 mm.